Samsung’s latest class 10 microSD card is said to use 32Gb 3-bit NAND flash memory chips and a 3-bit NAND controller. It will deliver up to 24MB/s in read speeds and 12MB/s in write speeds, This means that your Galaxy S2 has the perfect companion for its 1080p capable camera.. This will be more than double the write speed of a standard class 4 card. - See more at: http://www.techscreens.com/samsung-intros-32gb-class-10-microsd-memory-card-with-12mbps-write-speeds.html#sthash.Ta4877qx.dpuf